| U51-10 Multi-parameter Water Quality Meter*** | $456,314.00MN |
| U52G-10 Multi-parameter Water Quality Meter*** | $446,469.00MN |
| Barometric Pressure Sensor Std.*** | $32,894.00MN |
| Conductivity Electrode Replacement*** | $41,091.00MN |
| LCD Digital Microscope II*** | $14,087.00MN |
| U52-10 Multi-parameter Water Quality Meter*** | $385,666.00MN |
| Microscopio Biológico Profesional*** | $40,405.00MN |
| MS-0100 Carson Microscope 1000x*** | $7,882.00MN |
| U53G-10 Multi-parameter Water Quality Meter*** | $602,821.00MN |
| "Academy" Microscope 1000x*** | $10,338.00MN |
| Microscopio Monocular Biológico 40x,100x y 400x*** | $19,488.00MN |
| U53-10 Multi-parameter Water Quality Meter*** | $364,240.00MN |
| Quantum Light Sensor*** | $99,743.00MN |
| CO2 Monitor*** | $89,516.00MN |
| MS-0160 Carson Microscope 1600x*** | $13,992.00MN |
| Irrometer Tensiometers 18 in Model R*** | $5,843.00MN |
| Wall Mount Temp/RH/CO2 Meter*** | $33,159.00MN |
| Refractometer 0-32% Auto Temp Comp*** | $5,581.00MN |
| Mark I: 20x Panoramic Telescope (coin operated)*** | $114,427.00MN |
| Mark II: 10x Panoramic Binocular (noncoin operated) w/o base*** | $195,088.00MN |
| Mark II: 10x Panoramic Binocular (noncoin operated)*** | $211,904.00MN |
| Irrometer Tensiometer 12 in Model SR*** | $5,637.00MN |
| Mark III: 10x Panoramic Binocular (coin operated) w/o base*** | $234,054.00MN |
| CO2 Monitor AIRCO2NTROL COACH*** | $12,031.00MN |
| Mark III: 10x Panoramic Binocular (coin operated)*** | $278,692.00MN |
| Lizards, birds and snakes - 10 slides | $689.00MN |
| Watermark Soil Moisture Sensor 20 ft*** | $13,537.00MN |
| eFlex™ - 75x / 300x Digital Microscope with Flexible Neck*** | $1,961.00MN |
| Microscopio 2 en 1 Desmontable | $1,023.00MN |
| Fiedl Scout Red/Far Red Meter*** | $82,119.00MN |
| 0-2.5V DC Input Cable*** | $2,147.00MN |
| Microscopio para Celular | $1,089.00MN |
| Temperature (Micro) Sensor*** | $6,393.00MN |
| 4-20 mA Input Cable*** | $1,455.00MN |
| Mark I: 20x Panoramic Telescope (coin operated)*** | $273,493.00MN |
| Irrometer Tensiometers 36 in Model R*** | $9,694.00MN |
| Silicon Pyranometer Sensor*** | $21,673.00MN |
| Stereo Microscope CRYSTAL PRO 7.5-45x*** | $51,072.00MN |
| Soil Moisture Transducer - R*** | $7,429.00MN |
| Field Scout Dual Solar/Electric Quantum Meter*** | $37,372.00MN |
| 5MP Digital Imager*** | $4,696.00MN |
| Fishes, frogs and amphibians - 10 slides | $704.00MN |
| Stereoscopic Microscopie DIAMOND 20 & 40x*** | $8,127.00MN |
| Quantum Light Sensor*** | $75,370.00MN |
| External (Soil) Temperature Sensor - 20 ft.*** | $7,199.00MN |
| 50x Pocket Microscope w/2 LED's | $665.00MN |
| Animals and Plants Damaged by the Enviroment - 10 slides | $689.00MN |
| Set for teaching Sciences - 10 slides | $704.00MN |
| The Wanderful World of a Drop of Water - 10 slides | $689.00MN |
| UV Sensor*** | $16,449.00MN |
| General Biology - 25 slides | $1,604.00MN |
| Watermark Soil Moisture Sensor 11 ft*** | $15,473.00MN |
| Patological human tissues (Part 1) - 10 slides | $689.00MN |
| Field Scout Quantum and Foot-Candle Meter*** | $28,123.00MN |
| Barometric Pressure Sensor Extended Range*** | $32,894.00MN |
| Patological human tissues (Part 2) - 10 slides*** | $689.00MN |
| MicroBrite Plus™ - 60-120x Pocket Microscope*** | $433.00MN |
| Quantum Light Sensor*** | $21,673.00MN |
| Irrigation On/Off Sensor*** | $11,181.00MN |
| WatchDog Model 2475 Plant Growth Station*** | $118,671.00MN |
| Set for Teaching Biology (Part 1) - 10 slides | $704.00MN |
| Stereo Microscope CRYSTAL 7.5-45x*** | $25,206.00MN |
| Microscopio infantil 1200x*** | $1,812.00MN |
| Leaf Wetness Sensor*** | $6,908.00MN |
| Tropical Plants - 10 slides | $689.00MN |
| Campus Microscope Photo Adapter | $968.00MN |
| Field Scout Foot-Candle Meter*** | $14,949.00MN |
| CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER*** | $5,189.00MN |
| Microscopio Plus 100x 300x 600x*** | $1,755.00MN |
| Zoology: Invertebrate and Insects - 25 slides | $1,604.00MN |
| Adaptador básico para smartphone 1.25" | $2,198.00MN |
| Animal reproduction - 10 slides | $689.00MN |
| Tipping Bucket Rain Collector*** | $15,277.00MN |
| Foodstuffs and their adulterations - 10 slides | $689.00MN |
| Structure of Vegetables - 10 slides | $704.00MN |
| Field Scout Quantum Meter*** | $24,898.00MN |
| External (Soil) Temperature Sensor - 6 ft. | $1,269.00MN |
| Plants Reproduction and Propagation - 10 slides | $704.00MN |
| Human Body Normal Tissues (Part 1) - 10 slides | $689.00MN |
| Life in the Ground - 10 slides | $689.00MN |
| Field Scout UV Meter*** | $15,651.00MN |
| *** | $1,375.00MN |
| Penetrometer FT 30*** | $24,551.00MN |
| Orion Sirius EQ-G GoTo Telescope Mount*** | $103,708.00MN |
| Model HC Soil Sampler*** | $7,535.00MN |
| FieldScout Sensor Reader Case*** | $4,441.00MN |
| ENC16/18 Weather-Resistant Enclosure, 16 x 18 inches*** | $63,310.00MN |
| Two 3.8cm (1.5in) Rods*** | $8,230.00MN |
| Analogue Indoor-Outdoor Thermometer | $120.00MN |
| Two 20cm (8in) Rods*** | $4,007.00MN |
| WaterScout SM 100 Sensor - 6ft(1.8m)*** | $4,569.00MN |
| Irrometer Tensiometers 6 in Model R*** | $8,145.00MN |
| Kestrel 5200 Professional Environmental Meter with LiNK*** | $12,365.00MN |
| SLIM LINE WEATHER STATION WITH ATOMIC CLOCK | $1,270.00MN |
| Kestrel 5500 Pocket Weather Tracker | $11,275.00MN |
| WatchDog Frost Alert Visual Frost Alarm*** | $19,958.00MN |
| Krestel 3500 Pocket Weather Meter | $6,454.00MN |
| FieldScout TDR 350 Soil Moisture Meter with Case*** | $178,304.00MN |
| Digital maxima-minima thermometer with alarm | $728.00MN |
| TS33F-M Wireless remote temperature and humidity sensor | $541.00MN |
| WaterScout SM 100 Sensor - 20ft*** | $2,654.00MN |
| Irrometer Tensiometers 24 in Model R*** | $3,025.00MN |
| Tensiometer Service Kit*** | $3,969.00MN |
| Irrometer Tensiometers 30cm (12 inch) Model R*** | $5,637.00MN |
| LONG RANGE REMOTE TEMPERATURE AND HUMIDITY SENSOR | $625.00MN |
| Termómetro Digital TP101L*** | $622.00MN |
| ET Gauge*** | $25,571.00MN |
| digital wine thermometer | $500.00MN |
| Kestrel 5000 Environmental Meter*** | $8,685.00MN |
| Watermark Adapter for FieldScout Soil Sensor Reader*** | $2,248.00MN |
| DHT-1 Portable Hay Moisture Tester 24"*** | $33,214.00MN |
| Two 12cm (4.8in) Rods*** | $3,530.00MN |
| DHT-1 Portable Hay Moisture Tester 32"*** | $34,721.00MN |
| Penetrometer FT 02*** | $26,188.00MN |
| Tip 1/4"*** | $1,142.00MN |
| SLIM LINE WEATHER STATION WITH ATOMIC CLOCK | $1,028.00MN |
| Higrotermómetro y datalogger con 32000 registros | $2,361.00MN |
| Penetrometer FT 20*** | $8,184.00MN |
| Tip 1/8"*** | $1,142.00MN |
| digital thermo-hygrometer*** | $1,145.00MN |
| thermometer for compost | $708.00MN |
| Orion EQ-13 Equatorial Telescope Mount and Tripod*** | $6,941.00MN |
| Penetrometer FT 10*** | $24,551.00MN |
| Tip 5/16"*** | $1,142.00MN |
| 36in Auger Tube Kit*** | $15,419.00MN |
| G11 Mount + GEMINI GO-TO - 60 lb Capacity*** | $111,137.00MN |
| Model J Soil Sampler*** | $4,737.00MN |
| HMP60-L Air Temperature and Relative Humidity Sensor*** | $66,502.00MN |
| AC Adapter, 110VAC*** | $1,197.00MN |
| Medidor de Salinidad SALT, LAQUA TWIN-HORIBA*** | $17,239.00MN |
| MagniMark | $84.00MN |
| Military Prismatic Sighting Compass | $2,005.00MN |
| Self Sticking Car Compass | $209.00MN |
| WatchDog Model 2425 Plant Growth Station*** | $48,661.00MN |
| Orion Large Binocular Tripod L-Adapter*** | $682.00MN |
| Orion SkyView Pro Equatorial GoTo Telescope Mount*** | $32,940.00MN |
| ASI183MM (mono*** | $20,544.00MN |
| Inclinómetro y Nivel Digital 24" - SITEPRO*** | $1,798.00MN |
| Schmidt Cassegrain Base for Orion Finder Scopes | $635.00MN |
| Filtro Solar de 70mm de D.I.*** | $1,740.00MN |
| Clisímetro Geosurv*** | $4,143.00MN |
| Atlas cosmico*** | $339.00MN |
| Brass Compass In Metal Tin Box*** | $962.00MN |
| EOS-T2 Adapter suitable for all ASI cameras*** | $1,991.00MN |
| 1 1/2" Diameter Compass with 40" Lanyard | $180.00MN |
| Distanciómetro laser LDM100*** | $2,761.00MN |
| Maping compass with mirror | $643.00MN |
| Termómetro Digital TP101*** | $210.00MN |
| DHT-1 Portable Hay Moisture Tester 18"*** | $32,195.00MN |
| Brass Compass | $251.00MN |
| GPS eTrex® SE*** | $11,997.00MN |
| Lupa iluminada de 2.75x y 7.5x para cicrcuitos impresos | $944.00MN |
| 150 ppm Ca2+ Standard, 6 - 14mL bottles*** | $4,725.00MN |
| Lupa de bolsillo plegable con lente de cristal de 4x 2" | $111.00MN |
| Geologic Compass - A*** | $4,196.00MN |
| Map Compass with Ruler and Lanyard | $561.00MN |
| Solar Power Package (WD)*** | $15,241.00MN |
| Nivel Automatico AL132*** | $6,394.00MN |
| Glow Mini Stars | $231.00MN |
| Credit Card Magnifier 2x*** | $40.00MN |
| 1.25" Orion Universal Camera Adapter | $1,190.00MN |
| Milwaukee EC40 EC/TDS Nutrient Meter*** | $7,255.00MN |
| 6x30 Achromatic Finder Scope | $2,004.00MN |
| COMPRO POCKET TRANSIT COMPASS*** | $9,635.00MN |
| 1.25" Variable Universal Camera adapter*** | $2,064.00MN |
| WeatherLink Console*** | $17,595.00MN |
| Filtro Solar de 110mm de D.I.*** | $1,624.00MN |
| Outdoor Passive Air Sampler*** | $58,264.00MN |
| Corn Stove Moisture Tester*** | $34,980.00MN |
| Wireless Vantage Pro2™ Sensor Suite Weather Station with 24-Hr F*** | $20,045.00MN |
| CONVENTIONAL POCKET TRANSIT*** | $13,436.00MN |
| Kestrel USB Interface | $1,673.00MN |
| Lantastic Compass | $502.00MN |
| Glass Lens Magnifier 3" 3x | $98.00MN |
| #546 AC Adapter for ETX70 and DS2000 | $850.00MN |
| Orion Expanse Telescope Eyepieces*** | $1,995.00MN |
| Outland X 10x42 Binoculars*** | $4,143.00MN |
| Tube Rings, 116mm ID*** | $1,284.00MN |
| Distanciómetro laser LDM150*** | $3,866.00MN |
| 16" LX200-ACF Telescope with Tripod*** | $508,995.00MN |
| Funda para telescopio | $1,737.00MN |
| Orion Atlas EQ-G Computerized GoTo Telescope Mount*** | $72,261.00MN |
| Vantage Pro2 GroWeather Cabled Sensor Suite with 24-Hour Fan*** | $24,499.00MN |
| Orion Prime Focus Camera Adapters | $780.00MN |
| Moisture-Mac Coffee Moisture Tester*** | $37,202.00MN |
| 8" LX200-ACF f/10 UHTC*** | $126,383.00MN |
| Brújula minera*** | $4,992.00MN |
| 2000 ppm Ca2+ Standard, 6 - 14mL bottles*** | $3,552.00MN |
| Distanciómetro laser LDM60*** | $1,898.00MN |
| Tube Rings, 140mm ID*** | $1,284.00MN |
| Brujula Krypton de colgar Negro | $180.00MN |
| LANDSCOUT 10X50MM PORRO BINOCULAR*** | $1,704.00MN |
| GPS MAP 65*** | $9,028.00MN |
| 10" LX200-ACF f/10 UHTC*** | $141,965.00MN |
| 14" LX200-ACF f/10 UHTC*** | $238,050.00MN |
| Termómetro digital solar Maximos y Mínimos | $596.00MN |
| Glass Lens Magnifier 4" 1.85x*** | $170.00MN |
| CONVENTIONAL POCKET TRANSIT*** | $26,872.00MN |
| CR1000X Datalogger para medida y control*** | $72,531.00MN |
| Glass Lens Magnifier 2" 5x | $63.00MN |
| MT-16 Grain Moisture Tester*** | $42,070.00MN |
| Binocular UpClose G2 20×50 | $1,818.00MN |
| Filtro Solar de 150mm de D.I.*** | $1,392.00MN |
| Wireless Vantage Pro2 Sensor Suite Weather Station*** | $13,920.00MN |
| EnviroMonitor Gateway*** | $22,161.00MN |
| WaterScout Calibration Device*** | $2,127.00MN |
| TB4-L Rain Gage with 8 in. Orifice*** | $41,139.00MN |
| Off Axis Guider QHYOAG-S | $6,638.00MN |
| EnviroMonitor Node*** | $11,025.00MN |
| LAQUA Twin Nitrate Meter*** | $12,433.00MN |
| Hook Gauge*** | $32,084.00MN |
| Suscripción Anual SpecConnect FieldScout Pro (4 a 7 disp.)*** | $10,955.00MN |
| (2x) Helping Hand Magnifier | $261.00MN |
| WatchDog 3250 Wireless ET Station*** | $56,700.00MN |
| MagniSheet*** | $288.00MN |
| Retreiver @ 900MHz, Solar Powered*** | $21,123.00MN |
| MagniFlash 11x*** | $985.00MN |
| Groweather ISS (cabled)*** | $18,374.00MN |
| 255-100 Analog Output Evaporation Gauge*** | $69,221.00MN |
| Rectangle Rim Free 2x | $418.00MN |
| LAQUA Twin Sodium Meter*** | $24,867.00MN |
| Shelter Angle Brackets*** | $1,114.00MN |
| Krestel 3000 Pocket Weather Meter | $5,139.00MN |
| MagRX 2.5x | $137.00MN |
| Juego de Química Mi alegría Equipo 3 | $3,200.00MN |
| CH150 12V Charging Regulator*** | $26,292.00MN |
| Milwaukee CD601 Digital Conductivity Pen (EC)*** | $1,590.00MN |
| LAQUA Twin pH Meter*** | $12,595.00MN |
| Suscripción Anual SpecConnect FieldScout Pro (8+ disp.)*** | $16,256.00MN |
| Series 5000 UHD 15mm Eyepiece (1.25") | $3,450.00MN |
| LumiVisor™ - LV-10 | $950.00MN |
| Filtro Solar de 170mm de D.I.*** | $1,508.00MN |
| WEATHER STATION WITH ATOMIC CLOCK | $947.00MN |
| Solar Power Package*** | $7,374.00MN |
| ET Pup Station (900 MHz)*** | $48,747.00MN |
| EnviroMonitor Long Range Antenna, 8dBi*** | $5,568.00MN |
| WatchDog 3240 Wireless Weather Station*** | $48,951.00MN |
| Brújula Brunton GEO 5010*** | $36,797.00MN |
| Handheld Photosynthesis System*** | $1,387,278.00MN |
| LED LIGHTED Full-Page, Paper-Back Book Light | $651.00MN |
| COMPRO POCKET TRANSIT*** | $9,635.00MN |
| Lupa Frontal Multi-Aumento*** | $377.00MN |
| WaterScout SMEC 300 Soil Moisture/EC/Temperature Sensor*** | $5,515.00MN |
| 150 ppm K+ DI Standard*** | $3,552.00MN |
| WatchDog 3250 ET Station Data Recorder - No Modem*** | $146,852.00MN |
| Estación Total Marca FOIF Modelo RTS 102R6*** | $49,128.00MN |
| Lupa de mano con lente de cristal de 5x 2" | $60.00MN |
| Milwaukee pH600AQ Digital pH Pen*** | $795.00MN |
| Full Page Magnifier 2x*** | $55.00MN |
| MagniRule | $137.00MN |
| FreeHand 2.5x | $711.00MN |
| Kestrel 5400AG Cattle Heat Stress Tracker with LiNK + Vane Mount*** | $22,669.00MN |
| Kestrel 5000 Environmental Meter with LiNK*** | $10,956.00MN |
| USB Data Transfer Cable, Kestrel 5 Series*** | $2,104.00MN |
| LAQUA Twin Potassium Meter*** | $25,903.00MN |
| LumiLoupe 10x | $144.00MN |
| MagniRead | $113.00MN |
| Glass Lens Magnifier 2.5" 3x | $62.00MN |
| 10x Hands Free Loupe | $335.00MN |
| Milwaukee CD611 Digital Conductivity Pen (EC)*** | $795.00MN |
| HandHeld™ 2.5/5x | $123.00MN |
| Leica DISTO D1 - Alcance de 40 m - Fácil de usar | $2,515.00MN |
| LAQUA Twin Calcium Meter*** | $14,152.00MN |
| Activation Fee*** | $1,002.00MN |
| WatchDog 3210 Wireless Temperature Alert*** | $38,618.00MN |
| Filtro Solar de 125mm de D.I.*** | $928.00MN |
| LinenTest 5x | $144.00MN |
| Ocular Sirius Plossl 7.5mm 1.25" | $1,381.00MN |
| EnviroMonitor IP Gateway (Wi-Fi/Ethernet)*** | $13,252.00MN |
| Wilderness Spotting Scope – 15-45x65mm*** | $12,393.00MN |
| Milwaukee pH58 MAX Waterproof 3-in-1 pH/ORP/Temp Tester with Rep*** | $6,258.00MN |
| Handheld Plant Sap Press*** | $549.00MN |
| Jewelers Loupe 3X | $36.00MN |
| 10x21mm Jewelers Loupe in Plastic Case, Chrome Round Body*** | $220.00MN |
| Kestrel 5200 Professional Environmental Meter*** | $9,004.00MN |
| GPS Unit Mounting Bracket*** | $8,059.00MN |
| Replacement EC Sensor for LAQUA Twin*** | $2,717.00MN |
| Leica TRI 100 Tripod | $3,108.00MN |
| 2000 ppm NO3- Standard*** | $3,552.00MN |
| Replacement Nitrate Sensor for LAQUA Twin*** | $5,095.00MN |
| Soil Moisture Tester 24 in*** | $7,365.00MN |
| Xplorer 1 | $1,701.00MN |
| Large Binocular Tripod L-Adapter | $362.00MN |
| digital professional thermo-hygrometer | $2,318.00MN |
| Replacement Calcium Sensor for LAQUA Twin*** | $5,095.00MN |
| 20X21MM Triplet Professional Jewelers's Loupe, Black Round Body | $627.00MN |
| Poster 3D LiveLife Pictures - Our Solar System | $176.00MN |
| ¿Cómo ves? La luz. Historia de las nebulosas | $111.00MN |
| SPNEC500 and 510 Sensor Replacement*** | $2,214.00MN |
| SkyMaster 18-40x80mm Zoom Porro Binoculars*** | $7,973.00MN |
| Orion DeepMap 600 Folding Star Chart | $513.00MN |
| Field Scout T-Handle EC Probe (24")*** | $12,296.00MN |
| 12cm Plasma light*** | $616.00MN |
| Polyurethane Foam Collection Substrates*** | $2,784.00MN |
| Mini Multi-Tool 8-in-1*** | $821.00MN |
| Glitter Lamp | $266.00MN |
| Alarm Output Module*** | $6,807.00MN |
| Rain Bucket Bird Guard*** | $675.00MN |
| 15cm Plasma light*** | $953.00MN |
| Omni Antenna for Long Range Repeater*** | $5,568.00MN |
| Vantage Vue Console*** | $6,125.00MN |
| WatchDog 2000 Series Data Shuttle*** | $17,491.00MN |
| Herramienta multi-funcional de llavero Xdrive Compact 7 en 1*** | $352.00MN |
| MT-PRO Grain Moisture Tester*** | $9,353.00MN |
| 255-620-A Automatic Refill System*** | $13,335.00MN |
| FieldScout Soil Sensor Reader*** | $7,592.00MN |
| Distanciómetro láser GLM 30 Professional*** | $1,953.00MN |
| WatchDog 1120 Data-Logging Rain Gauge*** | $10,361.00MN |
| Leaf Wetness Sensor, Vantage Pro and Vantage Pro2*** | $3,675.00MN |
| WatchDog Sprayer Station w/Console*** | $176,089.00MN |
| WatchDog Sprayer Station*** | $92,807.00MN |
| Two 7.5cm (3in) Rods | $1,646.00MN |
| WatchDog Sprayer Station Console*** | $15,277.00MN |
| Flow Probe (2.5 to 5.5 ft handle)*** | $40,400.00MN |
| Flow Probe (5.5 to 15 handle)*** | $40,400.00MN |
| 3" Levitating Globe | $2,004.00MN |
| Mounting Pole Kit | $1,336.00MN |
| Wireless Weather Envoy | $5,234.00MN |
| Flow Probe (3.7 to 6 ft handle)*** | $37,809.00MN |
| Vantage Pro2 Console/Receiver*** | $7,461.00MN |
| Replogle Globe Traveler Globe Blue | $2,106.00MN |
| 12in Aztec Globe | $2,105.00MN |
| Exploracion Lunar*** | $706.00MN |
| Orion SkyLine Deluxe Laser Pointer-to-Telescope Bracket | $563.00MN |
| Caudalímetro portátiles para agua y flujo de aire*** | $27,102.00MN |
| Galino liquid thermometer | $604.00MN |
| WatchDog Model 1225 Data Logger*** | $6,348.00MN |
| Model 115-Rain Logger*** | $3,956.00MN |
| WatchDog Model 2450 Temp/RH Station*** | $19,321.00MN |